13538553

素因数分解:

$3^1\times 7^3\times {\mathrm{59}}^1\times {\mathrm{223}}^1$

素因数の和:306

約数の個数: 32

約数和(自身を含む): 21504000

約数和(自身を除く): 7965447

約数列:

[1, 3, 7, 21, 49, 59, 147, 177, 223, 343, 413, 669, 1029, 1239, 1561, 2891, 4683, 8673, 10927, 13157, 20237, 32781, 39471, 60711, 76489, 92099, 229467, 276297, 644693, 1934079, 4512851, 13538553]

約数ペア:

[(1, 13538553), (3, 4512851), (7, 1934079), (21, 644693), (49, 276297), (59, 229467), (147, 92099), (177, 76489), (223, 60711), (343, 39471), (413, 32781), (669, 20237), (1029, 13157), (1239, 10927), (1561, 8673), (2891, 4683)]